Home / 58,776.11-81,116.05-33,286.98

Finding the Fourth Proportional to 58,776.11, 81,116.05 and 33,286.98

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Solution

The fourth proportional to 58,776.11, 81,116.05 and 33,286.98 is: 45,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,776.11 : 81,116.05 = 33,286.98 : x
  2. Step 2: Convert to fraction form
    58,776.11/81,116.05 = 33,286.98/x
  3. Step 3: Cross multiply
    58,776.11x = 81,116.05 × 33,286.98
  4. Step 4: Simplify right side
    58,776.11x = 2,700,108,334.03
  5. Step 5: Solve for x
    x = 2,700,108,334.03/58,776.11
  6. Step 6: Final answer
    x = 45,938.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.